Climatological Report (Monthly)
Issued by NWS Buffalo, NY

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000 CXUS51 KBUF 050811 CLMROC CLIMATE REPORT NATIONAL WEATHER SERVICE BUFFALO NY 1203 PM EST TUE MAR 1 2016 ................................... ...THE ROCHESTER NY CLIMATE SUMMARY FOR THE MONTH OF FEBRUARY 2016... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1871 TO 2016 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 73 02/21/1997 LOW -22 02/09/1934 HIGHEST 62 02/28 34 02/04 LOWEST -12 02/14 -11 02/21 02/20 AVG. MAXIMUM 38.0 34.1 3.9 20.7 AVG. MINIMUM 21.1 18.6 2.5 3.6 MEAN 29.5 26.4 3.1 12.2 DAYS MAX >= 90 0 0.0 0.0 0 DAYS MAX <= 32 10 12.4 -2.4 27 DAYS MIN <= 32 23 25.2 -2.2 28 DAYS MIN <= 0 2 0.8 1.2 11 PRECIPITATION (INCHES) RECORD MAXIMUM 6.04 1876 MINIMUM 0.35 1888 TOTALS 3.78 1.95 1.83 2.51 DAYS >= .01 18 22 DAYS >= .10 5 9 DAYS >= .50 3 0 DAYS >= 1.00 1 0 GREATEST 24 HR. TOTAL 1.47 02/16 TO 02/16 02/01 TO 02/02 SNOWFALL (INCHES) RECORDS TOTAL 64.8 1958 TOTALS 28.0 21.5 6.5 45.2 SINCE 7/1 51.7 78.9 -27.2 88.6 SNOWDEPTH AVG. 3 MM MM 15 DAYS >= 1.0 6 6.8 -0.8 14 GREATEST SNOW DEPTH 15 02/17 21 02/15 02/13 24 HR TOTAL 18.3 02/16 TO 02/16 02/09 TO 02/09 DEGREE_DAYS HEATING TOTAL 1019 1082 -63 1472 SINCE 7/1 3917 4822 -905 5094 COOLING TOTAL 0 0 0 0 SINCE 1/1 0 0 0 0 .......................................................... WIND (MPH) AVERAGE WIND SPEED 11.4 HIGHEST WIND SPEED/DIRECTION 35/200 DATE 02/03 HIGHEST GUST SPEED/DIRECTION 49/180 DATE 02/03 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.80 NUMBER OF DAYS FAIR 0 NUMBER OF DAYS PC 12 NUMBER OF DAYS CLOUDY 17 AVERAGE RH (PERCENT) 69 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 5 LIGHT RAIN 9 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 2 SNOW 6 LIGHT SNOW 21 SLEET 1 FOG 16 FOG W/VIS <= 1/4 MILE 4 HAZE 1 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. && ...MILD FEBRUARY CAPS UNSEASONABLE TEMPERATURES THIS METEOROLOGICAL WINTER... FEBRUARY FINISHED WITH ABOVE NORMAL TEMPERATURES...CAPPING A WINTER STRETCH (DEC-JAN-FEB) THAT FEATURED ALL MONTHS ABOVE NORMAL. THIS WAS IN STARK CONTRAST TO THE PRIOR WINTER...WHICH FEATURED LONG-TERM COLD. THERE WERE MINOR LAKE EFFECT SNOWS THROUGH THE MONTH...WITH ONE SYNOPTIC WINTER STORM. THE AVERAGE TEMPERATURE THIS MONTH FINISHED AT 29.5F WHICH IS 3.1 DEGREES WARMER THAN NORMAL...AND OVER 17 DEGREES WARMER THAN THE PRIOR YEAR`S COLDEST-EVER FEBRUARY. THERE WAS A ONE WEEK STRETCH WHEN WINTER BORE ITS PRESENCE...FROM THE 10TH TO THE 19TH AS 8 OF THE 10 DAYS FINISHED BELOW NORMAL. THE COLDEST DAY THIS MONTH OCCURRED DURING THIS STRETCH...WHEN ON THE MORNING OF FEBRUARY 14TH AIR TEMPERATURES DROPPED TO -12F...THE COLDEST TEMPERATURE IN ROCHESTER SINCE JANUARY 10TH 2004 WHEN THE MERCURY ALSO DROPPED TO -12F. SNOWFALL FOR THE MONTH FINISHED ABOVE NORMAL...WITH THE 28.0 INCHES ABOUT 6 AND A HALF INCHES MORE THAN NORMAL. REMARKABLY MOST OF THIS SNOW FELL WITHIN ONE EVENT...WHEN ON THE 16TH INTO THE 17TH 19.2 INCHES OF SNOW FELL. THE 18.3 INCHES OF SNOW ON THE 16TH WAS THE 5TH HIGHEST CALENDAR DAY SNOWFALL EVENT IN RECORDED HISTORY. PRECIPITATION ALSO FINISHED ABOVE NORMAL THIS MONTH WITH 3.78 INCHES MEASURED WHICH IS ALMOST 2 INCHES ABOVE NORMAL. THERE WERE TWO LARGE PRECIPITATION EVENTS THIS MONTH. THE FIRST CAME AS SNOW WHEN ON THE 16TH A WINTER STORM PASSED OVER THE NORTHEAST...DROPPING A NEW DAILY RECORD 18.3 INCHES OF SNOW IN ROCHESTER. THE SECOND EVENT CAME MAINLY AS RAIN...WHEN A NEW DAILY RECORD OF 0.86 INCHES OF PRECIPITATION WAS MEASURED ON THE 24TH. FEBRUARY BEGAN MILD WITH HIGH PRESSURE SENDING WARMTH NORTHWARD AHEAD OF STRONG STORM SYSTEM. RECORD WARMTH WAS RECORDED ON BOTH THE FIRST AND THIRD OF THE MONTH BEFORE A STRONG COLD FRONT WITH GUSTY WINDS AND RAIN SHOWERS SLICED ACROSS THE REGION ON THE 3RD. THIS FRONT SENT TEMPERATURES BACK TO AROUND NORMAL WITH ARCTIC COLD HELD AT BAY TO THE NORTH BY A PROGRESSIVE WEST TO EAST FLOW ACROSS THE UNITED STATES. ANOTHER STORM SYSTEM TRACKED ACROSS THE CENTRAL GREAT LAKES REGION THE 8TH THROUGH 10TH...BRINGING LIGHT RAIN AND SNOW TO WESTERN NEW YORK. BEHIND A COLD FRONT ON THE 10TH LAKE EFFECT SNOW DEVELOPED WITH SEVERAL INCHES OF SNOW MEASURED AROUND THE METRO ROCHESTER AREA...AND UPWARDS TO 3 FEET MEASURED ACROSS OSWEGO COUNTY. THIS COLD FRONT MARKED THE BEGINNING OF A BRIEF PERIOD OF WINTER ACROSS WESTERN NEW YORK WITH AIR TEMPERATURES BELOW NORMAL. ADDITIONAL LAKE EFFECT SNOW FELL ON THE 12TH THROUGH 13TH. THE FIRST MAJOR SYNOPTIC SNOW EVENT OF THE WINTER SEASON OCCURRED ON THE 16TH- 17TH...ONE THAT DROPPED A FOOT TO A FOOT AND A HALF OF SNOW OVER WESTERN NEW YORK AND QUICKLY BUILT A SIZABLE SNOWPACK. THE DEEP SNOWPACK WAS SHORTLIVED AS AIR TEMPERATURES RETURNED TO THE 40S AND 50S BY THE 19TH...ABLATING THE SNOWPACK AND CAUSING CREEKS AND RIVERS TO RISE...THOUGH REMAINING WITHIN THEIR BANKS. A CHANGEABLE BUT QUIET LAST 10 DAYS OF THE MONTH SAW MAINLY ABOVE NORMAL TEMPERATURES THAT PEAKED THE FINAL TWO DAYS OF THE MONTH WITH NEAR RECORD WARMTH. THERE WAS MINIMAL SHORE ICE FORMED THIS MONTH ON THE SOUTHERN SHORELINE OF LAKE ONTARIO WITH THE OPEN WATERS REMAINING FREE OF ICE. THE STRONGEST WIND GUST OCCURRED ON THE 3RD OF THE MONTH...WITH A 49 MPH GUST RECORDED. OVERALL WINDS WERE ABOUT A MILE-PER-HOUR ABOVE NORMAL FOR THE MONTH. IN ALL A MILD MONTH...WITH LAKE EFFECT AND SYNOPTIC SNOWS MAINTAINING SOME RESEMBLANCE OF WINTER. HERE ARE THE WINTER (DJF) STATS FOR ROCHESTER. (NORMAL IN PARENTHESIS) TEMPERATURE...33.0F (27.0F) ***4TH WARMEST*** PRECIPITATION...8.03" (6.99") && THOMAS $$

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